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Q: Approximately how many megatons of carbon dioxide do humans produce by burning fossil fuels each year?
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How does a candle produce carbon dioxide while it burns?

Any burning (oxidation reaction) produce carbon dioxide.


What will happen to burning wood?

Burning produce water vapors, carbon dioxide and ash.


Which energy sources produce carbon dioxide and sulphur dioxide?

Burning coal (a fossil fuel) releases carbon dioxide and sulphur dioxide.


Can carbon dioxide come from fire?

Yes. Burning carbon or a carbon compound will produce carbon dioxide.


Why does burning hydrocarbons produce sulphur dioxide?

Sulfur dioxide is produced only if the hydrocarbons are contaminated with sulfur compounds.


How the complete combustion or burning of natural rubber will produce?

carbon dioxide and water


Does the oxygen burned from fire turn into carbon dioxide?

Not on its own, and it depends on what is burning. A fire can only produce carbon dioxide if the substance burning with the oxygen contains carbon. And even then, if there are other elements, you will get more substances as products. Carbon will produce carbon dioxide and usually some carbon monoxide as well. Hydrogen will produce water vapor. Sulfur will produce sulfur dioxide. Magnesium will produce magnesium oxide.


Does hydrogen combustion produce carbon?

No, burning hydrogen produces only water, it does not produce carbon or carbon dioxide.


What human activity releases large amounts of sulfur dioxide into the environment?

Sulfur dioxide is produced by the burning of coal to produce electricity. Nearly 2/3 of the sulfur dioxide produced is through the burning of fossil fuels.


A gas given off when burning takes place?

During the burning process, oxygen combines with carbon to produce carbon dioxide.


How many megatons of carbon do humans produce by burning fossils fuels each year?

Total world energy-related carbon dioxide emissions were 29.7 billion metric tons in 2007.A:Humans add about 27 billion tonnes (nearly 30 billion US tons) of carbon dioxide to the atmosphere from burning fossil fuels every year.


Will candle produce nitrogen when it's burning?

Will candle produce nitrogen when it's burning? The only substances produced are carbon dioxide, carbon monoxide and water. Under perfect circumstances. So called efficient burning.